1. E. Cartan,Sur les domains bornés homogènes de l'espace de n variables complexes, Abh. Math. Sem. Univ. Hamburg11 (1935), 116–162.
2. Transl. of Math. Monographs;B. A. Fuks,1965
3. P. R. Halmos,A Hilbert Space Problem Book, Van Nostrand, Princeton, N. J., 1967.
4. Lecture Notes in Math.;L. A. Harris,1973
5. L. A. Harris,Schwarz-Pick systems of pseudometrics for domains in normed linear spaces, Advances in Holomorphy (J. A. Barroso, ed.), North Holland, Amsterdam, 1979, pp. 345–406.